[Qemu-devel] [PATCH] Fix non-ACPI Timer Interrupt Routing

[Beth Kon <eak@us.ibm.com>]

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Replicate ACPI irq0->inti2 override in mp table for non-acpi case.

Signed-off-by: Beth Kon <eak@us.ibm.com>

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diff --git a/bios/BIOS-bochs-latest b/bios/BIOS-bochs-latest
index ebec71b..82d7792 100644
Binary files a/bios/BIOS-bochs-latest and b/bios/BIOS-bochs-latest differ
diff --git a/bios/rombios32.c b/bios/rombios32.c
index 7be4216..bc17118 100644
--- a/bios/rombios32.c
+++ b/bios/rombios32.c
@@ -1,4 +1,4 @@
-/////////////////////////////////////////////////////////////////////////
+////////////////////////////////////////////////////////////////////////
 // $Id$
 /////////////////////////////////////////////////////////////////////////
 //
@@ -1168,6 +1168,10 @@ static void mptable_init(void)
 
     /* irqs */
     for(i = 0; i < 16; i++) {
+#ifdef BX_QEMU
+        if (i == 2)
+            continue;
+#endif        
         putb(&q, 3); /* entry type = I/O interrupt */
         putb(&q, 0); /* interrupt type = vectored interrupt */
         putb(&q, 0); /* flags: po=0, el=0 */
@@ -1175,7 +1179,11 @@ static void mptable_init(void)
         putb(&q, 0); /* source bus ID = ISA */
         putb(&q, i); /* source bus IRQ */
         putb(&q, ioapic_id); /* dest I/O APIC ID */
+#ifdef BX_QEMU
+        putb(&q, i == 0 ? 2 : i); /* dest I/O APIC interrupt in */
+#else
         putb(&q, i); /* dest I/O APIC interrupt in */
+#endif        
     }
     /* patch length */
     len = q - mp_config_table;